Adnan, M. et al. (2018) ‘Pembinaan item kemahiran berfikir aras tinggi Matematik Tingkatan Satu untuk topik Pecahan’, Jurnal Pendidikan Sains Dan Matematik Malaysia, 8(1), pp. 46–54. https://doi.org/10.37134/jpsmm.vol8.1.4.2018.
Aziz, T. A., Pramudiani, P., Purnomo, Y. W., Hamka, D., Tanah Merdeka, J., Rebo, P., & Timur, J. (2018). Differences between quadratic equations and functions: Indonesian pre-service secondary mathematics teachers’ views. Journal of Physics: Conference Series, 948(1), 012043. https://doi.org/10.1088/1742-6596/948/1/012043
Baiduri, B. (2020). Students’ strategy in connecting fractions, decimal, and percent in solving visual form problems. Universal Journal of Educational Research, 8(11), 5361–5366. https://doi.org/10.13189/UJER.2020.081138
Binkley, C. (2023). College students are still struggling with basic math. Professors blame the pandemic | AP News. https://apnews.com/article/college-math-test-help-6cca6a5e873d5aeb5e75b4f94125d48c Gagne, R. (1985). The Conditions of Learning (4th Ed.). New York: Holt, Rinehart & Winston.
García-García, J., & Dolores-Flores, C. (2021). Pre-university students’ mathematical connections when sketching the graph of derivative and antiderivative functions. Mathematics Education Research Journal, 33(1), 1–22. https://doi.org/10.1007/S13394-019-00286-X/METRICS
Grewal, A. S. (1994). Concept development in mathematics : teaching and learning of quadratic equations, inequalities and their graphs. [University of Kwazulu-Natal]. https://researchspace.ukzn.ac.za/handle/10413/3207
Hattikudur, S., & Alibali, M. W. (2011). The Role of Comparison in Mathematics Learning. Proceedings of the Annual Meeting of the Cognitive Science Society, 33(33).
Hoon, T. S., Singh, P., & Halim, U. K. A. (2018). Understanding of Function and Quadratic Function among Secondary School Students in Selangor. Asian Journal of University Education, 14(1). https://eric.ed.gov/?id=EJ1207803
Jacobs Danan, J. A., & Gelman, R. (2018). The problem with percentages. Philosophical Transactions of the Royal Society B: Biological Sciences, 373(1740). https://doi.org/10.1098/RSTB.2016.0519
Joshi, T. Raj. (2019). Investigating Students’ Mathematical Difficulties in Quadratic Equations at Grade Ix - Penelusuran Google [Tribhuvan University]. https://research-repository.griffith.edu.au
Kamaluddin, M., & Widjajanti, D. B. (2019). The Impact of Discovery Learning on Students’ Mathematics Learning Outcomes. Journal of Physics: Conference Series, 1320(1), 012038. https://doi.org/10.1088/1742-6596/1320/1/012038
Kotsopoulos, D. (2007). Unravelling Student Challenges with Quadratics: A Cognitive Approach. Australian Mathematics Teacher, 63(2), 19–24.
Mainali, B. (2021). Representation in Teaching and Learning Mathematics. International Journal of Education in Mathematics, Science and Technology, 9(1), 1–21. https://doi.org/10.46328/IJEMST.1111
Makonye, J., & Shingirayi, M. (2014). The Obstacles Faced by the Learners in the Learning of Quadratic Inequalities. Mediterranean Journal of Social Sciences, 5(27), 716–725. https://doi.org/10.5901/MJSS.2014.V5N27P716 Mohd. Tajudin, N., Puteh, M., Adnan, M., Lee Abdullah, M. F. N., & Ibrahim, A. (2015). Perception and practice of teaching Mathematics in solving algebra problems. Jurnal Pendidikan Sains Dan Matematik Malaysia, 5(2), 12–22. https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/2148
O’Connor, B. R., & Norton, S. (2022). Exploring the challenges of learning quadratic equations and reflecting upon curriculum structure and implementation. Mathematics Education Research Journal. https://doi.org/10.1007/s13394-022-00434-w
Poçan, S., Altay, B., & Yaşaroğlu, C. (2023). The Effects of Mobile Technology on Learning Performance and Motivation in Mathematics Education. Education and Information Technologies, 28(1), 683–712. https://doi.org/10.1007/s10639-022-11166-6
Pape, S. J., & Tchoshanov, M. A. (2001). The role of representation(s) in developing mathematical understanding. Theory into Practice, 40(2), 118–127. https://doi.org/10.1207/S15430421TIP4002_6/ASSET//CMS/ASSET/DE3D9AF9-600E-4A33-A2CF-EE09D06B8AA4/S15430421TIP4002_6.FP.PNG
Prasad, K. S. (1970). Learning Mathematics by Discovery. Academic Voices: A Multidisciplinary Journal, 1, 31–33. https://doi.org/10.3126/AV.V1I0.5307
Poçan, S., Altay, B., & Yaşaroğlu, C. (2023). The Effects of Mobile Technology on Learning Performance and Motivation in Mathematics Education. Education and Information Technologies, 28(1), 683–712. https://doi.org/10.1007/s10639-022-11166-6
Rodríguez-Nieto, C. A., Font Moll, V., Borji, V., & Rodríguez-Vásquez, F. M. (2022). Mathematical connections from a networking of theories between extended theory of mathematical connections and onto-semiotic approach. International Journal of Mathematical Education in Science and Technology. https://doi.org/10.1080/0020739X.2021.1875071
Skemp, R. R. (1971). The psychology of learning mathematics. 319. https://books.google.com/books/about/The_Psychology_of_Learning_Mathematics.html?hl=id&id=0y84AAAAMAAJ
Spitzer, M., Ruiz-Garcia, M., Strittmatter, Y., & Moeller, K. (2023). On the difficulty of rational number formats. PsyArXiv Preprints. https://doi.org/10.31234/OSF.IO/7QEBN
Star, J. R., Foegen, A., Larson, M. R., McCallum, W. G., Porath, J., & Zbiek, R. (2019). Teaching strategies for improving algebra knowledge in middle and high school students (NCEE 2015-4010). U.S. Department of Education, Institute of Education Sciences, National Center for Education Evaluation and Regional Assistance. https://www.education.ne.gov
Tsamir, P., & Almog, N. (2001). Students’ strategies and difficulties: the case of algebraic inequalities. International Journal of Mathematical Education in Science and Technology, 32(4), 513–524. https://doi.org/10.1080/00207390110038277
Vedran, K., Škrinjarić, T., Vedran, K., & Škrinjarić, T. (2019). A note on the turning point for the quadratic trend. Croatian Review of Economic, Business and Social Statistics, 5(2), 39–48. https://doi.org/10.2478/CREBSS-2019-0010